Mettler Toledo™ SevenGo pro™ Dissolved Oxygen Meter

Single-channel instrument utilizing OptiOx optical measuring system

Brand: Mettler Toledo™

Manufacturer Part Number: 51302591

DISSOLVED OXYGEN METER SEVENGO PROSG9-B portable, wrist strap, 4 x AA batteries, no

UNSPSC: 41115611

Code: 59

Additional Details:
Additional Details: Weight: 0.92000kg

Product Code. 11928001


This item has been discontinued and is no longer available. View the product for possible alternatives or contact our Product Support team on 01509 555888 for assistance

  • Description and Specification
  • Alternative Products
Description and Specification


Includes Four AA 1.5V batteries/1.3V NiMH accumulator
Sensor Types Optical
Pressure Resolution 1mbar
Accuracy (Barometer) ±1
Resolution (Temperature) 0.1°C
Accuracy (Temperature) ±0.1°C
Display Type LCD
Outputs IR to printer or PC via RS232 or USB
Battery Type AA/NiMH Accumulator
IP Rating 67
Certifications/Compliance CE, ISO 9001, ISO 14001
Accuracy (DO) ±0.1mg/L from 0 to 8mg/L, ±0.2mg/L from 8 to 20mg/L, ±10% from 20 to 50mg/L
Operating Limits Ambient Temperature Range 0° to 40°C
Range (DO) 0 to 50mg/L
Resolution (DO) 0.01mg/L
Saturation Range 0 to 500%
Saturation Resolution 0.1%
Temperature (Metric) Range 0° to 50°C

Combines measurement accuracy and a wide range of functions with user-friendly operation and safety. Ideal for special analyses required in environmental, chemical and food and beverage industries. Features optical oxygen measurement, based on Rugged Dissolved Oxygen (RDO™) technology, for fast, precise and highly reproducible results.

  • Manual or automatic atmospheric pressure compensation using built-in barometer
  • Modern data management for 500 GLP data records with date/time, sensor ID and serial number, and user and sample ID
  • Intelligent sensor management system (ISM™) for automatic access to up-to-date calibration data
  • Contactless infrared interface for data transmission to a printer or PC
  • Intuitive, user-friendly operation using menu guidance in 10 languages and backlit display
  • Rugged, watertight housing in accordance with IP67; optional OptiOx protective guard enables use in harsh environments
  • Ergonomic design

InLab™ OptiOx for Dissolved Oxygen

  • Optical oxygen sensor based on RDO (Rugged Dissolved Oxygen) technology
  • Easy-to-replace OptiOx sensor caps
  • Robust and manageable design

The Field Kit (FK) versions include the following accessories:

  • Field Compact Case — provides space for two electrodes with a maximum cable length of 10m
  • Rubber Holster — offers optimum impact protection and battery change without cover removal
  • OptiOx Protective Guard — adds stainless-steel protection and additional weight for“sunken”measurements

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